Doctor profile · Federal record
Dr. Thomas Arndt, MD
Gastroenterology Physician (CMS: Gastroenterology) · Oak Lawn, IL
- NPI 1487614210
- Accepts Medicare
- MIPS 85.1 / 100 · 2023
- 46 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9921 Southwest Hwy
Oak Lawn, IL 604533767
(708) 425-8616
fax (708) 425-9468
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- December 29, 2021
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Illinois #036063478
- Medicaid
- IL #036063478
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487614210. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
945
Distinct HCPCS
10
Medicare allowed
$153,123
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 181 | 181 | $166 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 175 | 173 | $110 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 131 | 131 | $270 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 86 | 86 | $196 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 84 | 84 | $196 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 64 | 50 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 55 | $133 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 31 | 31 | $137 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 30 | 21 | $83 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 28 | 28 | $197 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 65. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$48
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 1 | $18.14 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $16.05 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $13.41 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
873
Patients
235
Total drug cost
$92,125
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 287 | 89 | $4,445 |
| Omeprazole | Generic | 110 | 36 | $1,412 |
| Dicyclomine Hcl | Generic | 87 | 28 | $2,536 |
| Linzess (Linaclotide) | Brand | 69 | 14 | $46,557 |
| Glycopyrrolate | Generic | 59 | 18 | $1,053 |
| Alprazolam | Generic | 50 | 12 | $858 |
| Esomeprazole Magnesium | Generic | 40 | 13 | $2,709 |
| Famotidine | Generic | 29 | 0 | $470 |
| Mesalamine | Generic | 28 | 0 | $24,969 |
| Amoxicillin | Generic | 21 | 14 | $86 |
Hospital affiliations
Frequently asked questions
What is Dr. Thomas Arndt's medical specialty?
Dr. Thomas Arndt practices Gastroenterology Physician in Oak Lawn, IL.
Where does Dr. Thomas Arndt practice?
Dr. Thomas Arndt practices at 9921 Southwest Hwy, Oak Lawn, IL 604533767. Office phone: 7084258616.
What is Dr. Thomas Arndt's NPI?
Dr. Thomas Arndt's National Provider Identifier (NPI) is 1487614210, issued by NPPES.
Does Dr. Thomas Arndt accept Medicare assignment?
Yes. Dr. Thomas Arndt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Arndt commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.